Home / 255,523.20-382,999.68-113,397.36

Finding the Fourth Proportional to 255,523.20, 382,999.68 and 113,397.36

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Solution

The fourth proportional to 255,523.20, 382,999.68 and 113,397.36 is: 169,969.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,523.20 : 382,999.68 = 113,397.36 : x
  2. Step 2: Convert to fraction form
    255,523.20/382,999.68 = 113,397.36/x
  3. Step 3: Cross multiply
    255,523.20x = 382,999.68 × 113,397.36
  4. Step 4: Simplify right side
    255,523.20x = 43,431,152,592.84
  5. Step 5: Solve for x
    x = 43,431,152,592.84/255,523.20
  6. Step 6: Final answer
    x = 169,969.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.